Telescope by Galileo (replica)
1610; 1923
Longcase clock by James and John Harrison
1728
Orrery by Thomas Wright
1735-1745
Demainbray's Newcomen engine model
1720
Freud electronic laughing ball
1990-96
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Longcase clock movement by John and James Harrison
1726-1728
Great spinning wheel
c.1750
Majolica pharmacy jar
1730-1750
Pocket microscope by Jeremiah Sisson
1752
Turret clock movement by William Smith
1750
Cutter, Alert
1755
Edmund Culpeper
1720
Gold amulet in the form of a cobra
2000-100 BCE
Eight-day longcase clock by Justin Vulliamy
1745-1755
Neolithic flint scraper
4000-2001 BCE
Etching of an electrically powered garden
1755
Marine timekeeper by Henry Sully, Paris, 1724
1724
Pharmacy storage jar used for theriac
1725-1755
Demainbray's scioptric ball
1745-1755
Demainbray's compound microscope
1745
Cutter, Alert
1755
Watch movement with remontoir and two balance springs by Thomas Mudge
1755
Oil painting portrait of George Graham, 1740-1749
1740-1749
Eight-day longcase clock by George Graham
1750
Model wagon, horse-drawn quarry truck
1730
George III's double-barrelled air pump
1761
Cylinder watch with enamelled gold case made for Queen Charlotte
1740-1760
Demainbray's model of a camera obscura
1752
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Model diving bell with 12 sinking weights
before 1753
Demainbray's cometarium
1750-1760
Mahogany cross-piece for an air pump
1761
Small lantern clock with alarm signed George Graham
1750-1760
Quarter-repeating watch by George Graham
1745
Mezzotint portrait of John Theophilus Desaguliers
1725
George III's Magdeburg hemispheres
1761
Demainbray's convex mirror
1752
Case for Culpeper microscope
1720-1730
Surveyor's Level by Joseph Jackson
1735-60
George III's glass sphere
1761
Section of track
1745-1755
Watch in a porcelain case by J Grantham
1750
Demainbray's model scorpion catapult
1745-1755
Quarter-repeating watch by Thomas Mudge
1755
Tumbler, horn, with silver strip around rim, 1742
1742
Table clock with pull quarter repeat by Andrew Dunlop
1740
Watch with double dial
1760
Demainbray's convex lens
1750
Demainbray's optical model
1752